Q. If the average age of a family of seven is 30 years, and the ages of six members are 20, 25, 28, 30, 32, and 35 years, find the age of the seventh member.
यदि सात लोगों के परिवार की औसत आयु 30 वर्ष है, और छह सदस्यों की आयु 20, 25, 28, 30, 32 और 35 वर्ष है, तो सातवें सदस्य की आयु ज्ञात करें।
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व्याख्या जल्द ही उपलब्ध होगी। कृपया बने रहें।
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